fix(x11/qt5-qtbase): Fix build failure when Makefile is absent

also add tracegen program for target platform.

x11-packages/qt5-qtbase/build.sh

@@ -2,10 +2,9 @@ TERMUX_PKG_HOMEPAGE=https://www.qt.io/
 TERMUX_PKG_DESCRIPTION="A cross-platform application and UI framework"
 TERMUX_PKG_LICENSE="LGPL-3.0"
 TERMUX_PKG_MAINTAINER="@termux"
-TERMUX_PKG_VERSION=5.15.10
-TERMUX_PKG_REVISION=5
-TERMUX_PKG_SRCURL="https://download.qt.io/official_releases/qt/5.15/${TERMUX_PKG_VERSION}/submodules/qtbase-everywhere-opensource-src-${TERMUX_PKG_VERSION}.tar.xz"
-TERMUX_PKG_SHA256=c0d06cb18d20f10bf7ad53552099e097ec39362d30a5d6f104724f55fa1c8fb9
+TERMUX_PKG_VERSION="5.15.14"
+TERMUX_PKG_SRCURL="https://download.qt.io/official_releases/qt/${TERMUX_PKG_VERSION%.*}/${TERMUX_PKG_VERSION}/submodules/qtbase-everywhere-opensource-src-${TERMUX_PKG_VERSION}.tar.xz"
+TERMUX_PKG_SHA256=500d3b390048e9538c28b5f523dfea6936f9c2e10d24ab46580ff57d430b98be
 TERMUX_PKG_DEPENDS="dbus, double-conversion, freetype, glib, harfbuzz, krb5, libandroid-execinfo, libandroid-shmem, libandroid-posix-semaphore, libc++, libice, libicu, libjpeg-turbo, libpng, libsm, libuuid, libx11, libxcb, libxi, libxkbcommon, openssl, pcre2, postgresql, ttf-dejavu, xcb-util-image, xcb-util-keysyms, xcb-util-renderutil, xcb-util-wm, zlib"
 # gtk3 dependency is a run-time dependency only for the gtk platformtheme subpackage
 TERMUX_PKG_BUILD_DEPENDS="gtk3"
@@ -156,9 +155,11 @@ termux_step_post_make_install() {
 	##
 	#######################################################
 	## Note: qmake can be built only on host so it is omitted here.
-	for i in moc qlalr qvkgen rcc uic qdbuscpp2xml qdbusxml2cpp; do
+	for i in moc qlalr qvkgen rcc uic qdbuscpp2xml qdbusxml2cpp tracegen; do
 		cd "${TERMUX_PKG_SRCDIR}/src/tools/${i}" && {
-			make clean
+			if [ -f Makefile ]; then
+				make clean
+			fi
 
 			"${TERMUX_PREFIX}/opt/qt/cross/bin/qmake" \
 				-spec "${TERMUX_PKG_SRCDIR}/mkspecs/termux-cross"